| Model | MT8121X | MT8150X | |
| Display | Display | 12.1″ TFT | 15″ TFT |
| Resolution | 800×600 | 1024X768 | |
| Brightness (cd/m2) | 400 | 350 | |
| Contrast Ratio | 500:1 | 550:1 | |
| Backlight Type | CCFL x 2 | CCFL x 2 | |
| Backlight Life Time | 50,000 hr | 50,000 hr | |
| Touch Panel | Type |
4-wire Resistive Type |
|
| Memory | Storage (MB) | 256 DOM | 256 DOM |
| RAM (MB) | 256 DDR-400MHz | 256 DDR-400MHz | |
| Processor | CISC 500MHz | CISC 500MHz | |
| I/O Port | SD Card Slot | Yes | Yes |
| USB Host | USB 2.0 x 2 | USB 2.0 x 2 | |
| USB Client | N/A | N/A | |
| Ethernet | 10/100 Base-T | 10/100 Base-T | |
| COM Port | COM1 (RS-232,RS-485 2W/4W),
COM2 (RS-232), COM3 (RS-232/RS-485 2W) |
||
| Audio | Audio Line Out x 1/ MIC x 1 | ||
| RTC | Yes | Yes | |
| Power Consumption | 1.25A | 1.6A | |
| Panel Cutout (inch) | 12.01×9.09 | 13.86×10.98 | |
| Weight (lb) | 4.63 | 6.39 | |